Woof! 6.0.0

• Support for the MBF21 complevel has been added, compliant to Rev 1.2 of the spec (@rfomin).
• Support for the label field has been added to the UMAPINFO implementation, bumping compliance to Rev 2 of the spec (@rfomin).
• Support for ExM0 maps has been fixed, the INTERPIC patch is used for intermission screens for episode > 3 (@rfomin).
• Support for autoloading from PWAD autoload directories has been added (@rfomin).
• Support for deleting savegames from the menu has been added (@rfomin).
• The "next level" key has been fixed for the last map in a UMAPINFO sequence (@rfomin).
• UMAPINFO lumps have been added to get autoloaded for MASTERLEVELS.WAD, NERVE.WAD, E1M4B.WAD and E1M8B.WAD (@rfomin).
• Parsing of the episode field in the UMAPINFO implementation has been fixed (@rfomin).
• Support for backward compatible savegames has been added (@rfomin).
• The colored blood feature has been ported over from PrBoom+ (@rfomin).
• The "Enemies" menu is not completely disabled in the Vanilla complevel anymore (@rfomin).
• The Automap overlay and rotate modes have been ported over from Crispy Doom (@rfomin).
• An option has been added to always show level stats.
• The UMAPINFO demo extension has been added (@rfomin).
• The ability to keep the default intermission screen for a map with an UMAPINFO entry has been fixed (@rfomin).
• Map entries without a 'levelname' field in their UMAPINFO entry now fall back to the default map title (@rfomin).
• The ability to set 'partime' with an UMAPINFO entry has been fixed (@rfomin).